Yachting Monthly tests the latest and most vital bits of boating gear

Propeller fouling causes a marked drop in performance, while electrolytic corrosion can cause serious propeller damage. Propellers should, therefore, be cleaned annually – but a quick clean of the prop…

The water and oil seals on a water pump shaft will eventually wear with time, leading to pump-shaft corrosion or loss of engine oil. A daily check of the water…

Most boats have a bearing at the outboard end of the propeller shaft that supports the propshaft. Generally this ‘cutless’ bearing will be made of rubber which will, over time,…